/* ── Back-to-top button ────────────────────────────────────────────────── */
.back-to-top-wrap {
  position: fixed;
  bottom: 2rem;
  right: 1.75rem;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.back-to-top-wrap.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.btt-tooltip {
  background: rgba(29, 185, 84, 0.15);
  border: 1px solid rgba(29, 185, 84, 0.35);
  color: #1DB954;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}
.back-to-top-wrap:hover .btt-tooltip {
  opacity: 1;
  transform: translateY(0);
}
.btt-btn {
  position: relative;
  width: 48px;
  height: 48px;
  background: #1DB954;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 0 rgba(29, 185, 84, 0.5), 0 8px 24px rgba(29, 185, 84, 0.25);
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}
.btt-btn:hover {
  background: #22d65f;
  box-shadow: 0 0 0 6px rgba(29, 185, 84, 0.18), 0 8px 32px rgba(29, 185, 84, 0.4);
  transform: translateY(-2px) scale(1.06);
}
.btt-btn:active {
  transform: translateY(0) scale(0.97);
}
.btt-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: transparent;
  border: 2px solid rgba(29, 185, 84, 0.6);
  animation: bttPulse 2.2s ease-out infinite;
}
@keyframes bttPulse {
  0%   { transform: scale(1);   opacity: 0.7; }
  70%  { transform: scale(1.7); opacity: 0; }
  100% { transform: scale(1.7); opacity: 0; }
}

/* ── Disable text selection site-wide ──────────────────────────────────── */
* {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Allow selection only inside the privacy policy text for copy/paste */
#privacy p,
#privacy li,
#privacy a {
  -webkit-user-select: text;
  -moz-user-select: text;
  user-select: text;
}

/* ── Base ───────────────────────────────────────────────────────────────── */
html { background: #0A1520; }

/* ── Gradient heading text ──────────────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, #1DB954 0%, #17a244 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Green glow on CTA button ───────────────────────────────────────────── */
.glow {
  box-shadow: 0 0 40px rgba(29, 185, 84, 0.15);
}

/* ── Connecting line between steps ─────────────────────────────────────── */
.step-line::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -50%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #1DB954, transparent);
}

/* ── Fade-up entrance animations ───────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up          { animation: fadeUp 0.6s ease forwards; }
.fade-up-delay-1  { animation: fadeUp 0.6s 0.1s ease both; }
.fade-up-delay-2  { animation: fadeUp 0.6s 0.2s ease both; }
.fade-up-delay-3  { animation: fadeUp 0.6s 0.3s ease both; }
.fade-up-delay-4  { animation: fadeUp 0.6s 0.4s ease both; }